package com.richard.builder.demo01;

//指挥：核心。负责指挥构建一个工程，工程如何构建，由它决定
public class Director {

    //指挥工人按照顺序建房子
    public Product build(Builder builder){
        builder.buildA();
        builder.buildB();
        builder.buildC();
        builder.buildD();

        return builder.getProduct();
    }
}
